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I have a 2000 XLT 4.0 OHV that will not start when warm without pumping the accelerator, then when it starts it has a rough idle, and a noise coming from the valve covers/manifold area of the engine, that sounds like an exhaust leak. I cannot isolate it to a point or locate anything wrong. I...

Yes, I could save $$$ with salvage yards. What I am hoping is a way to avoid removing the manifold. If there is at least one broken stud, and the risk of more, this ends up being either a miserable do-it-yourself project, or expensive if I take to a shop. I've done some searching on this forum...

My 2000 4.0 OHV has a leak in the EGR Valve Tube, it has been welded once, so repair is probably not a good option. I had a garage look at it, they are recommending replacing the LH Manifold, the tube, the EGR Valve, because everything is so fused together. One manifold stud is broken, they fear...

I started with the simplest: the IAC valve. I tried cleaning it, but performance got worse over the week to the point where it would not start or idle unless you had your foot on the acclerator. So I replaced it, $60 at Auto-Zone, end of problems, it starts and idles on demand, just like it...

Hi, I'm new to both Explorer's and the community, just bought a 2000 XLS w/4.0 SOHC a month ago. It has 81K miles, doesn't appear to have been too well maintained. I just replaced the upper manifold gasket last weekend and the MAF sensor to eliminate a Check Engine Light/P0171 & P0174 Lean Error...